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DNA Structure Review
Test Description: Review the structure of DNA for the second semester exam
Instructions: Answer all questions to get your test result.
1) The DNA molecule is made up monomers called
A
Monosaccharides
B
Nucleotides
C
Amino Acids
D
Fatty acids
2) DNA has a ___________ __________ shape.
A
Double helix
B
Helix
C
Spiral
D
Double spiral
3) The base pairing of DNA is
A
C-G and T-U
B
C-A and G-T
C
C-G and A-C
D
C-G and A-T
4) Which base is replaced with uracil in RNA
A
Guanine
B
Adenine
C
Thymine
D
Cytosine
5) The base are held together by ____________ bonds.
A
Hydrogen
B
Covalent
C
Ionic
D
Strong
6) The two bases that are pyrimidines are
A
Thymine and Cytosine
B
Guanine and Thymine
C
Cytosine and Guanine
D
Thymine and Adenine
7) Which would be a nucleotide of RNA?
A
Deoxyribose, Urcil, phosphate group
B
Ribose, Cytosine, oxygen group
C
Ribose, Adenine, phosphate group
D
Ribose, Thymine, phosphate group
8) DNA strands run in opposite directions; this is called ______________
A
Opposite parallel
B
Double helix
C
Antiparallel
D
Antiopposite
9) The complimentary DNA strand to CTTGATA would be
A
GAACTUT
B
GAACTAT
C
GAACATA
D
GUUCTAT
10) The scientists who used bacteriophage to confirm DNA carry genetic information
A
Avery and Griffith
B
Franklin and Watson
C
Watson and Crick
D
Hershey and Chase
11) The roles of DNA are
A
All of the above
B
Copy information
C
Store information
D
Transmitting information
*select an answer for all questions
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